package com.oauth.resource.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableResourceServer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configurers.ResourceServerSecurityConfigurer;
import org.springframework.security.oauth2.provider.token.RemoteTokenServices;
import org.springframework.security.oauth2.provider.token.ResourceServerTokenServices;

/**
 * 远程校验token
 */
//@Configuration
//@EnableResourceServer
public class RemoteResourceServerConfig extends ResourceServerConfigurerAdapter {
    //资源id
    private static String RESOURCE_ID = "res1";

    @Override
    public void configure(ResourceServerSecurityConfigurer resources) throws Exception {
        resources.resourceId(RESOURCE_ID);
        //远程校验
        resources.tokenServices(tokenService());
        resources.stateless(true);
    }

    @Override
    public void configure(HttpSecurity http) throws Exception {

        http
                .authorizeRequests()
                .antMatchers("/**").access("#oauth2.hasScope('all')")//鉴权
                .and().csrf().disable()
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS);//关机session
    }

    //远程资源服务令牌解析服务
    @Bean
    public ResourceServerTokenServices tokenService() {
        //使用远程服务请求授权服务器校验token,必须指定校验token 的url、client_id，client_secret
        RemoteTokenServices service = new RemoteTokenServices();
        service.setCheckTokenEndpointUrl("http://localhost:8080/oauth/check_token");
        service.setClientId("c1");
        service.setClientSecret("123456");
        return service;
    }

}
